dichalcogenide Graphite LFM Force-distance BlockCopolymer Sapphire Device EPFL Stiffness Water MolecularSelfAssembly CNT Nanofiber AdhesionEnergy DeoxyribonucleicAcid Co/Cr/Pt Cobalt-dopedIronOxide Plug Conducting Cancer SingleCrystal silicon_oxide NUS_Physics Ananth TiO2 domain_switching Beads PinPointMode Wonseok phase_change Spincast Wafer HanyangUniv mechanical property self-assembled_monolayer